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Stretch the time the ping_pong bit flips a bit to bump writes into correct frame. Otherwise they end up getting written at like 99.8% of the frame and overlapping with the next.

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This commit is contained in:
Ian Curtis 2019-11-08 20:36:11 +00:00
parent ed2816cea4
commit e1827cfd13
1 changed files with 3 additions and 5 deletions
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8
Src/Model3/Model3.cpp
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@ -553,20 +553,18 @@ UINT8 CModel3::ReadInputs(unsigned reg)
adc[1] = (UINT8)Inputs->analogGunX[1]->value;
adc[3] = (UINT8)Inputs->analogGunY[1]->value;
/*
// Unclear why this is necessary or how to cleanly fix it, so I'm
// disabling it but leaving it here for future reference. The proper fix is
// probably to allow users to define inverted controls for this game only,
// which means the input system must support loading per-game config (not
// all analog_gun games require axis inversion to be playable).
if (m_game.name == "lostwsga" || m_game.name == "lostwsgo")
{ // to do, not a string compare
if (m_game.name == "lostwsga" || m_game.name == "lostwsgo")
{ // to do, not a string compare
adc[0] = (UINT8)Inputs->analogGunX[0]->value; // order is different for some reason in lost world
adc[1] = 255 - (UINT8)Inputs->analogGunY[0]->value; // why are values inverted? is this the wrong place to fix this
adc[2] = (UINT8)Inputs->analogGunX[1]->value;
adc[3] = 255 - (UINT8)Inputs->analogGunY[1]->value;
}
*/
}
if ((m_game.inputs & Game::INPUT_SKI))
@ -2083,7 +2081,7 @@ void CModel3::RunMainBoardFrame(void)
unsigned gapCycles = (unsigned)((float)frameCycles * 2.5f / 100.0f); // we need a gap between asserting irq2 & irq 0x40
unsigned offsetCycles = (unsigned)((float)frameCycles * 33.f / 100.0f);
unsigned dispCycles = frameCycles - gapCycles - offsetCycles;
unsigned statusCycles = (unsigned)((float)frameCycles * (0.001f));
unsigned statusCycles = (unsigned)((float)frameCycles * (0.005f));
// we think a frame looks like this on the model 2
// 66% of frame